Best Fish Finder Reviews | Expert Guide | 2020

When you think of the best outdoor activities that you can enjoy, one of the most exciting is perhaps fishing. Whether it is fresh or saltwater fishing, it can be a lot of fun, especially when it is done with family or friends. However, this can also be frustrating, especially if you have already spent countless hours, and still, you have no catch. This is where the use of the best fish finder enters the picture.

Simply put, a fish finder does exactly what the name implies – it finds fish for you. Through the use of state-of-the-art sensors and high-frequencies, it is able to scan underwater and direct you to where you can find the fish. As long as you choose the best one, you can expect accuracy, precision, and dependability. How exactly can you find the right one? Keep on reading and we will provide you with insights on some of the factors that should be considered. We will also have short fish finder reviews of some of the best options that you will find on the market.

Top Picks for the Best Fish Finder

1. Lowrance Elite 5 HDI

Lowrance Elite 5 HDI
Lowrance Elite 5 HDI

The brand name is already enough reason to have it considered above other alternatives. Beyond its name, however, there are tons of other reasons why this should be on the top of your list above others within the competition. It is user-friendly, feature-rich, and built to withstand the tough environment. It comes with a 5-inch screen, Hybrid Dual Imaging, DownScan Overlay, and Advanced Signal Processing. It also has an accurate GPS and built-in 3,000 maps of different lakes in the US. There are 30 built-in languages, making it ideal even for users who do not speak English.


  • Easy to Use
  • High-Definition Screen
  • Split Screen Function
  • Plenty of Maps
  • Multiple Languages


  • Hard to Wire
  • Can be Complicated.

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2. Lowrance Elite 4

Lowrance Elite 4
Lowrance Elite 4

Designed with a 4.3-inch screen, its size may not be generous, but it offers split-screen viewing, providing users with the opportunity to view more information at once. It has been hailed by many as being excellent when it comes to being user-friendly. It has automatic settings and you can also go back to previous settings that you have saved. When it comes to accuracy and reliability, you have another good reason to love this model. It comes with a built-in GPS, which contains 3,000 maps of lakes in the United States. It is also waterproof.


  • User-friendly
  • Waterproof
  • Brilliant Display
  • Multiple Screen
  • Accurate Mapping


  • Screen Prone to Scatches
  • Initialization Time.

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3. Humminbird Helix 5 SI

Humminbird Helix 5 SI
Humminbird Helix 5 SI

This model comes with high-resolution, 5-inch display, which can be easily seen day or night. Even when placed in direct sunlight or when used at night, the display will offer optimal clarity. It is equipped with Precision GPS and is compatible with Navionics. The mapping capabilities, however, are limited. Other than that, you can expect it to deliver excellent functionality, especially given its price. It has advanced sonar features, allowing you to detect precisely what can be found underwater.


  • Free Software Update
  • Clear Display
  • Accurate
  • High-Capacity Memory


  • Basic Mapping
  • Slow Processor.

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4. Humminbird Helix 5 DI GPS

Humminbird Helix 5 DI GPS
Humminbird Helix 5 DI GPS

Whether you are going fresh or saltwater fishing, this is going to be an excellent choice and will guarantee superior dependability. It has SwitchFire Technology, Dual Beam Plus, and Down Imaging. It has 500 watt RMS power output and 4000 watts of peak-to-peak output. The screen has a size of 5 inches and it has a backlight, providing you with the assurance of clearly seeing the display, whether it is in a dark environment or when you are in direct sunlight. It is also impressive when it comes to being user-friendly, such as through the X-press menu system


  • Easy to Use
  • Upgradable Software
  • Large Digital Display
  • Durable


  • No Swivel
  • Issues with Transducer.

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5. Garmin Striker 4 with Transducer

Garmin Striker 4
Garmin Striker 4 with Transducer

Are you searching for a fish finder that comes with an affordable price tag? This should be on the top of your list. It is perfect for budget-friendly buyers who are unwilling to compromise quality. It comes with a 3.5-inch screen. It also has built-in, high-sensitivity GPS. However, it lacks built in maps. It also has built-in flasher and CHIRP sonar. Many were extremely satisfied with the rugged design, making it ideal for the marine environment. This is one of the perfect examples of how good things come in small packages.


  • Affordable
  • Easy to Use
  • Reliable GPS
  • Great Screen Resolution
  • Dual Beam


  • No Built-in Maps
  • Limited Features.

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Fish Finder Buying Guide

In your search for the best option, make sure to consider the factors that will be briefly discussed in this part.


This is one of the most important concerns in your search for the best fish finder. The screen should have a generous size, which will allow you to clearly see the information that is displayed. Pay attention not only to size but the resolution as well. Another thing that will prove to be essential would be a backlight, making sure that you can clearly see the display day or night.

Ease of Use

Many of the fish finders in the market can prove to be complicated in terms of operations. You have to choose one that is easy to use so that you will not end up being frustrated. The menu should be carefully laid out. The buttons should be strategically positioned. The interface should be easy to understand even for beginners. The manufacturer must also provide comprehensive instructions to provide you with step-by-step details on how to make the most out of the product.


Fish finders with GPS can be costlier, but they can be beneficial in more ways than one. They have the ability to pinpoint your current location and you can get to your desired location without any problem. Some models also have the option of making your own map. Choose fish finders with more maps in different locations.


When taking a look at the technical specifications of the fish finders, one that should be given emphasis would be power. It is often expressed in wattage. The higher the wattage, the more powerful the unit is. Consequently, it also means that it is faster. If you often fish in waters that are shallow, lower wattage will be sufficient. On the other hand, if you frequently fish in deep waters, invest in a model with higher wattage.


The main function of transducers is the emission and receipt of sonar waves. It will first send off the signal and it will be returned. This will lead into sending the data that has been picked up, which will appear on your screen. The signal will be translated into an image that you can comprehend. They are measured in degrees and can typically range from 9 to 60 degrees.


This is another technical specification that should be given emphasis as you evaluate the different options for the best fish finder. The options can have single, dual, or multiple frequencies. Frequencies can be generally as low as 50 kHz and as high as 200 Khz. The ones with higher frequencies can be best used when you are fishing in a place with shallow water. It is also important to note that with higher frequency, more details can be seen on your screen.


Before you make any final decision it is important to consult with fish finder reviews, most of which can be found online. You can also ask around from people you personally know. With the insights that they will share, it will be easier to differentiate the options that you have. Pay attention to what they are saying about ease of use, overall value, durability, accuracy, and reliability, among other things.


The best fish finder is not necessarily the cheapest option that is available. At the end of the day, you have to look beyond price and consider more important factors, such as its technical specifications, ruggedness, user-friendliness, warranty, and feedbacks from other people. To minimize frustration, we highly recommend that you keep your eye on the options that we have mentioned above, and for sure, you will not end up with regrets.